CN101566142A - Linear reciprocating piston type compressing mechanism - Google Patents
Linear reciprocating piston type compressing mechanism Download PDFInfo
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- CN101566142A CN101566142A CNA2009101154909A CN200910115490A CN101566142A CN 101566142 A CN101566142 A CN 101566142A CN A2009101154909 A CNA2009101154909 A CN A2009101154909A CN 200910115490 A CN200910115490 A CN 200910115490A CN 101566142 A CN101566142 A CN 101566142A
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- piston
- piston rod
- slide block
- linear reciprocating
- bent axle
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention pertains to the field of compressor, relates to a linear reciprocating piston type compressing mechanism, which comprises an electric motor, a crank case, a crank, a piston body, an air cylinder and an air inlet and outlet device. The main shaft of the electric motor is directly connected with the crank, pistons are disposed on both sides of the piston body, a sliding block connecting transmission mechanism matched with the crank is disposed in the middle of the piston body, piston rods are disposed between the piston and the sliding block connecting transmission mechanism. The invention has the advantage that the lateral force is transmitted onto the crank box or the electric motor housing by sliding and transmission of the guidance shaft in the guidance hole. Reciprocating movement of the piston rod is linear. Performance of the compressor is stable, having little vibration, little abrasion, reduced power consumption, little noise, making the piston type compressor suitable for application in the transmission structure.
Description
Technical field:
The invention belongs to the Compressor Technology field, refer in particular to a kind of linear reciprocating piston type compressing mechanism.
Background technique:
At present, most compressor, it all is bent axle rotation with the motor drives compressor, and then by bent axle again drivening rod promote the piston of compressor, perhaps bent axle drivening rod and Piston Compression gas or liquid acting, the compressor of these structures is because bent axle is that bent axle is directly inserted in the attachment hole of connecting rod with being connected of connecting rod, reciprocating and the swing of bent axle drivening rod, its deficiency is: the one, produce the side friction resistance during connecting rod to-and-fro motion, and make the compressor power consumption increase, wear and tear and aggravate; The 2nd, piston has swing again in reciprocating process, cause the sealability variation, and compression efficiency reduces, if reduce the then essential lengthening length of connecting rod of amplitude of fluctuation, it must cause overall dimensions to strengthen.
Summary of the invention:
The purpose of this invention is to provide that a kind of transmission is accurate, mechanical efficiency is high, the linear reciprocating piston type compressor that the transmission noise is little, vibration is little of bent axle and piston rod.
The object of the present invention is achieved like this:
A kind of linear reciprocating piston type compressing mechanism, include motor, crankcase, bent axle, piston body, cylinder and intake and exhaust device, the main shaft of motor directly is connected with bent axle, the two ends of piston body are respectively arranged with piston, the slide block that the middle part of piston body is provided with bent axle cooperates is connected driving mechanism, and piston is connected with slide block and is provided with piston rod between the driving mechanism.
The structure that above-mentioned slide block connects driving mechanism is: the outer end at two piston rods is fixed with contiguous block respectively, on contiguous block, be respectively arranged with the pilot hole that is parallel and perpendicular to piston rod, passing two axis of guides that are parallel to the pilot hole of piston rod is fixed on the crankcase, pass on two the axis of guides slide block is set, with the middle part of the direct-connected bent axle hinge joint of the main shaft of motor at slide block perpendicular to the pilot hole of piston rod.
The above-mentioned axis of guide that is parallel and perpendicular to piston rod has two respectively.
The structure that above-mentioned slide block connects driving mechanism is: the outer end of two piston rods is separately fixed at the upper and lower end of the framework of an annular, be symmetrically arranged with pilot hole on the left and right sides sidewall of framework perpendicular to piston rod, be connected with slide block on the direct-connected bent axle of the main shaft of motor, be fixed with the axis of guide perpendicular to piston rod on the slide block, the axis of guide is located in the pilot hole.
The structure that above-mentioned slide block connects driving mechanism is: two piston rods connect as one, be provided with the axis of guide perpendicular to piston rod in the joint of piston rod, be connected with the connection slide block of U type on the direct-connected bent axle of the main shaft of motor, the opening sidewalls of connection slide block is provided with the pilot hole perpendicular to piston rod, and the axis of guide is located in the pilot hole that connects slide block.
The joint of above-mentioned piston rod is positioned at the U type opening of contiguous block.
Above-mentioned piston body is whole symmetrical double-head piston, or the symmetrical double-head piston that makes up for split.
Above-mentioned crankcase be provided with that the piston rod on the piston body with cylinder coaxial supports and the guide ring that leads or/and seal ring.
The outstanding compared to existing technology advantage of the present invention is:
1, motor main shaft of the present invention directly is connected with bent axle, and transmission accurately and reliably;
2, the present invention slides and transmission in pilot hole by the axis of guide, lateral force is transferred on crankcase or the motor field frame, and the to-and-fro motion that makes piston rod is type linearly, makes the stable working of compressor, vibrations are little, wearing and tearing are little, reduced power consumption, made the noise of equipment little;
3, structure of the present invention suits to use in the drive mechanism of piston compressor.
Description of drawings:
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the transverse sectional view of embodiments of the invention 1;
Fig. 3 is the longitudinal sectional view of embodiments of the invention 1;
Fig. 4 is the structural representation of embodiments of the invention 2;
Fig. 5 is the transverse sectional view of embodiments of the invention 2;
Fig. 6 is the longitudinal sectional view of embodiments of the invention 2;
Fig. 7 is the structural representation of embodiments of the invention 3;
Fig. 8 is the transverse sectional view of embodiments of the invention 3;
Fig. 9 is the longitudinal sectional view of embodiments of the invention 3;
Figure 10-the 17th, the working procedure schematic representation of embodiments of the invention 3.
Embodiment:
Below in conjunction with drawings and the specific embodiments the present invention is further described:
Embodiment 1, referring to Fig. 1-3:
Structure improved linear reciprocating piston type compressor, include motor 10, crankcase 13, bent axle 12, piston body, cylinder 14 and intake and exhaust device, the main shaft 11 of motor 10 directly is connected with bent axle 12, one end of piston body is provided with piston 15, the other end is provided with piston rod 16, pair of pistons 15 is symmetricly set in the cylinder 14 of bent axle 12 both sides, piston rod 16 outside the cylinder 14 with the Connecting format of bent axle 12 is: the outer end at two piston rods 16 is fixed with contiguous block 20 respectively, on contiguous block 20, be respectively arranged with the pilot hole that is parallel and perpendicular to piston rod 16, passing two axis of guides 30 that are parallel to the pilot hole of piston rod 16 is fixed on the crankcase 13, pass on two the axis of guides 40 slide block 50 is set perpendicular to the pilot hole of piston rod 16, with the middle part of direct-connected bent axles 12 hinge joints of the main shaft 11 of motor 10 at slide block 50, the described axis of guide 30 that is parallel and perpendicular to piston rod 16 has two respectively, above-mentioned crankcase 13 be provided with cylinder 14 coaxial to the piston rod on the piston body 16 support and the guide ring that leads or/and seal ring 60, piston rod 16 can be at guide ring or/and the support of seal ring 60, guiding is reciprocating down, and the piston body of present embodiment 1 is the symmetrical double-head piston of split combination.
Embodiment 2, referring to Fig. 4-6:
Structure improved linear reciprocating piston type compressor, include motor 10, crankcase 13, bent axle 12, piston body, cylinder 14 and intake and exhaust device, the main shaft 11 of motor 10 directly is connected with bent axle 12, one end of piston body is provided with piston 15, the other end is provided with piston rod 16, pair of pistons 15 is symmetricly set in the cylinder 14 of bent axle 12 both sides, piston rod 16 outside the cylinder 14 with the Connecting format of bent axle 12 is: the outer end of two piston rods 16 is separately fixed at the upper and lower end of the rectangular framework 20 of an annular, be symmetrically arranged with pilot hole on the left and right sides sidewall of framework 20 perpendicular to piston rod 16, be fixed with the axis of guide 30 on the main shaft 11 direct-connected bent axles 12 of motor 10 perpendicular to piston rod 16, the axis of guide 30 is located in the pilot hole, above-mentioned crankcase 13 be provided with cylinder 14 coaxial to the piston rod on the piston body 16 support and the guide ring that leads or/and seal ring 60, piston rod 16 can be at guide ring or/and the support of seal ring 60, guiding is reciprocating down, and the piston body of present embodiment 2 is whole symmetrical double-head piston.
Embodiment 3, referring to Fig. 7-17:
Structure improved linear reciprocating piston type compressor, include motor 10, crankcase 13, bent axle 12, piston body, cylinder 14 and intake and exhaust device, the main shaft 11 of motor 10 directly is connected with bent axle 12, one end of piston body is provided with piston 15, the other end is provided with piston rod 16, pair of pistons 15 is symmetricly set in the cylinder 14 of bent axle 12 both sides, piston rod 16 outside the cylinder 14 with the Connecting format of bent axle 12 is: two piston rods 16 connect as one, be provided with the axis of guide 30 perpendicular to piston rod 16 in the joint 21 of piston rod 16, be fixed with the contiguous block 20 of U type on the main shaft 11 direct-connected bent axles 12 of motor 10, the opening sidewalls of contiguous block 20 is provided with the pilot hole perpendicular to piston rod 16, the axis of guide 30 is located in the pilot hole of contiguous block 20, the joint 21 of described piston rod 16 is positioned at the U type opening of contiguous block 20, above-mentioned crankcase 13 be provided with cylinder 14 coaxial to the piston rod on the piston body 16 support and the guide ring that leads or/and seal ring 60, piston rod 16 can be at guide ring or/and the support of seal ring 60, guiding is reciprocating down, and the piston body of present embodiment 3 is whole symmetrical double-head piston.
Figure 10-17 provided piston 15 in the working procedure of embodiments of the invention 3, piston rod 16, bent axle 12, the axis of guide 30, contiguous block 20 the change procedure schematic representation, wherein: transverse sectional view and longitudinal sectional view when Figure 10 and Figure 11, Figure 12 and Figure 13, Figure 14 and Figure 15, Figure 16 and Figure 17 are respectively same work post state.
The foregoing description is one of preferred embodiment of the present invention only, is not to limit practical range of the present invention with this, so: all equivalences of doing according to shape of the present invention, structure, principle change, and all should be covered by within protection scope of the present invention.
Claims (8)
1, a kind of linear reciprocating piston type compressing mechanism, include motor, crankcase, bent axle, piston body, cylinder and intake and exhaust device, the main shaft of motor directly is connected with bent axle, the two ends of piston body are respectively arranged with piston, it is characterized in that: the slide block that the middle part of piston body is provided with bent axle cooperates is connected driving mechanism, and piston is connected with slide block and is provided with piston rod between the driving mechanism.
2, a kind of linear reciprocating piston type compressing mechanism according to claim 1, it is characterized in that: the structure that described slide block connects driving mechanism is: the outer end at two piston rods is fixed with contiguous block respectively, on contiguous block, be respectively arranged with the pilot hole that is parallel and perpendicular to piston rod, passing two axis of guides that are parallel to the pilot hole of piston rod is fixed on the crankcase, pass on two the axis of guides slide block is set, with the middle part of the direct-connected bent axle hinge joint of the main shaft of motor at slide block perpendicular to the pilot hole of piston rod.
3, a kind of linear reciprocating piston type compressing mechanism according to claim 2 is characterized in that: the described axis of guide that is parallel and perpendicular to piston rod has two respectively.
4, a kind of linear reciprocating piston type compressing mechanism according to claim 1, it is characterized in that: the structure that described slide block connects driving mechanism is: the outer end of two piston rods is separately fixed at the upper and lower end of the framework of an annular, be symmetrically arranged with pilot hole on the left and right sides sidewall of framework perpendicular to piston rod, be connected with slide block on the direct-connected bent axle of the main shaft of motor, be fixed with the axis of guide perpendicular to piston rod on the slide block, the axis of guide is located in the pilot hole.
5, a kind of linear reciprocating piston type compressing mechanism according to claim 1, it is characterized in that: the structure that described slide block connects driving mechanism is: two piston rods connect as one, be provided with the axis of guide perpendicular to piston rod in the joint of piston rod, be connected with the connection slide block of U type on the direct-connected bent axle of the main shaft of motor, the opening sidewalls of connection slide block is provided with the pilot hole perpendicular to piston rod, and the axis of guide is located in the pilot hole that connects slide block.
6, a kind of linear reciprocating piston type compressing mechanism according to claim 5 is characterized in that: the joint of described piston rod is positioned at the U type opening of contiguous block.
7, a kind of linear reciprocating piston type compressing mechanism according to claim 1 is characterized in that: described piston body is whole symmetrical double-head piston, or the symmetrical double-head piston that makes up for split.
8, a kind of linear reciprocating piston type compressing mechanism according to claim 1 is characterized in that: described crankcase be provided with that the piston rod on the piston body with cylinder coaxial supports and the guide ring that leads or/and seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101154909A CN101566142A (en) | 2009-06-03 | 2009-06-03 | Linear reciprocating piston type compressing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009101154909A CN101566142A (en) | 2009-06-03 | 2009-06-03 | Linear reciprocating piston type compressing mechanism |
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| CN101566142A true CN101566142A (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2009101154909A Pending CN101566142A (en) | 2009-06-03 | 2009-06-03 | Linear reciprocating piston type compressing mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678660A (en) * | 2012-05-29 | 2012-09-19 | 东莞市亚美精密机械配件有限公司 | Cylinder and method for achieving multi-direction multi-cylinder integrated linkage of cylinder |
| CN104728080A (en) * | 2015-03-28 | 2015-06-24 | 孙万春 | Drive device of reciprocation pump or compressor and high-thrust opposed reciprocation pump |
| WO2017024868A1 (en) * | 2015-08-07 | 2017-02-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery, heat exchange device, and method for operating fluid machinery |
-
2009
- 2009-06-03 CN CNA2009101154909A patent/CN101566142A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678660A (en) * | 2012-05-29 | 2012-09-19 | 东莞市亚美精密机械配件有限公司 | Cylinder and method for achieving multi-direction multi-cylinder integrated linkage of cylinder |
| CN104728080A (en) * | 2015-03-28 | 2015-06-24 | 孙万春 | Drive device of reciprocation pump or compressor and high-thrust opposed reciprocation pump |
| CN104728080B (en) * | 2015-03-28 | 2016-03-23 | 孙万春 | High thrust opposed type reciprocating pump |
| WO2017024868A1 (en) * | 2015-08-07 | 2017-02-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery, heat exchange device, and method for operating fluid machinery |
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Application publication date: 20091028 |